package com.atguigu.springboot.controller;/*
代码的功能：
@author:
@return:
@throws:
@args:    
*/

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.thymeleaf.util.StringUtils;

import javax.servlet.http.HttpSession;
import java.util.Map;
@Controller
public class LoginController {
    @PostMapping(value = "/user/login")
    public String login(@RequestParam("username") String username, @RequestParam("password") String password,
                        Map<String, Object> map, HttpSession session){
        if (!StringUtils.isEmpty(username) && "123456".equals(password)){
            //登录成功，防止表单提交 可以重定向到主页
            session.setAttribute("loginUser", username);
            return "redirect:/main.html";
        }else {
            //登录失败
            map.put("msg","用户名密码错误");
            return "login";
        }
    }
}
